20180139

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56527}}^1$

素因数の和:56554

約数の個数: 16

約数和(自身を含む): 32560128

約数和(自身を除く): 12379989

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56527, 169581, 395689, 960959, 1187067, 2882877, 6726713, 20180139]

約数ペア:

[(1, 20180139), (3, 6726713), (7, 2882877), (17, 1187067), (21, 960959), (51, 395689), (119, 169581), (357, 56527)]